FREE eBOOK

Astrophotography

Download Your Free Astrophotography Primer Now from Sky & Telescope!

*

Observing

The sky is always changing. Planets dance in the evening, stars explode as supernovae, and new comets grace dawn skies. Here we bring together all the astronomy tips and resources you’ll need to observe the glories that light up the heavens.

Friday, September 16 • Full Moon (exact at 3:05 p.m. Eastern Daylight Time). As night comes on, look for the Great Square of Pegasus to the Moon's upper left. The Square, a little larger than your fist held at arm's length, stands on one corner. • A fairly deep penumbral (fringe) eclipse of the Moon…

To help maintain the beautifully dark skies over Maine's Acadia National Park, this Master's thesis analyzed how the region's economy and other policy issues would be affected by stricter lighting regulations.

Post navigation

Featured Observing Resources

Our calendar combines gorgeous astrophotography and special sky scenes that illustrate the positions of the Moon and bright planets. It also highlights the important celestial events of every month, including solar and lunar eclipses, meteor showers, conjunctions, and occultations of bright stars by the Moon.